<template>
  <div class="preson">
    <h2>姓名：{{ name }}</h2>
    <h2>年龄：{{ age }}</h2>
    <button @click="changeName">修改名字</button>
    <button @click="changeAge">增加年龄</button>
    <button @click="showTel">查看联系方式</button>
  </div>
</template>

<script lang="ts">
export default {
  name:'Preson',
  /* data(){

  },
  methods:{

  }, */
  setup() {
    // 数据
    let name = "张三",
      age = 18,
      tel = "13898989898";
    // 方法
    function changeName(){
      name = '李四'
    }
    function changeAge(){
      age+=1
    }
    function showTel(){
      alert(tel)
    }
    return {
      name,
      age,
      changeName,
      changeAge,
      showTel
    };
    // return ()=> '哈哈'
  },
};
</script>

<style scoped>
.preson {
  background-color: skyblue;
  box-shadow: 0 0 10px 0;
  padding: 10px;
  border-radius: 10px;
}
</style>
